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Finding the Fourth Proportional to 562.01, 843.02 and 228.50

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Solution

The fourth proportional to 562.01, 843.02 and 228.50 is: 342.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.01 : 843.02 = 228.50 : x
  2. Step 2: Convert to fraction form
    562.01/843.02 = 228.50/x
  3. Step 3: Cross multiply
    562.01x = 843.02 × 228.50
  4. Step 4: Simplify right side
    562.01x = 192,626.68
  5. Step 5: Solve for x
    x = 192,626.68/562.01
  6. Step 6: Final answer
    x = 342.74

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.